ARAVIND P; SHIVANSHU MISRA. Endoscopic biopsy yielding upper gastrointestinal malignancies. International Journal of Health and Clinical Research, [S. l.], v. 4, n. 8, p. 269–272, 2021. Disponível em: https://www.ijhcr.com/index.php/ijhcr/article/view/1466. Acesso em: 17 mar. 2026.